Python学习第二周-简易购物车练习

list = ((1,'iPhone X',8300),(2,'iPad Pro',4600),(3,'IBM z10',50000),(4,'Coffee',30))
print('Welecome to 7-11 !
')
print('There are:')
for i in list:print(i)
balance = int(input('
Please input your balance: 
'))
car = []  #car[name][prix]
i = 0
while True:
    code = input('Please input the code or input exit for exit:')
    if code == 'exit':break
    elif balance >= list[int(code)-1][2]:
        code = int(code)
        balance -= list[code-1][2]
        car.insert(i,[i+1,list[code-1][1],list[code-1][2]])
        i += 1
    elif balance < list[int(code)-1][2]:
        print('SO... !
')
    else:print('BIUBIUBIU')
for i in car:print(i)
print(balance)